func doConsume(
t *testing.T,
c functional.Consumer,
s functional.Stream,
expectedError error) {
if err := c.Consume(s); err != expectedError {
t.Errorf("Expected %v, got %v", expectedError, err)
}
}
func (f FakeStore) EntriesByOwner(
t db.Transaction, owner int64, consumer functional.Consumer) error {
s := functional.NewStreamFromPtrs(f, nil)
s = functional.Filter(functional.NewFilterer(func(ptr interface{}) error {
p := ptr.(*vsafe.Entry)
if p.Owner == owner {
return nil
}
return functional.Skipped
}),
s)
return consumer.Consume(s)
}
// ReadMultiple executes sql and reads multiple rows.
// consumer may consume either business objects or db.Etagger objects.
// For the latter case, row must also implement RowForWriting
func ReadMultiple(
conn *sqlite.Conn,
row RowForReading,
consumer functional.Consumer,
sql string,
params ...interface{}) error {
stmt, err := conn.Prepare(sql)
if err != nil {
return err
}
defer stmt.Finalize()
if err = stmt.Exec(params...); err != nil {
return err
}
return consumer.Consume(ReadRows(row, stmt))
}